package com.android.hotspot2.asn1; import java.nio.ByteBuffer; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.HashMap; import java.util.List; import java.util.Map; public class Asn1Oid extends Asn1Object { public static final int OidMaxOctet1 = 2; public static final int OidOctet1Modulus = 40; private final List<Long> mArcs; private final int mHashcode; private static final Map<Asn1Oid, String> sOidMap = new HashMap<>(); public Asn1Oid(int tag, Asn1Class asn1Class, int length, ByteBuffer data) throws DecodeException { super(tag, asn1Class, false, length); if (length == 0) throw new DecodeException("oid-encoding length is zero", data.position()); mArcs = new ArrayList<>(); ByteBuffer payload = data.duplicate(); payload.limit(payload.position() + length); data.position(data.position() + length); byte current = payload.get(); long seg01 = current & Asn1Decoder.ByteMask; long segValue = seg01 / OidOctet1Modulus; int hashcode = (int) segValue; mArcs.add(segValue); segValue = seg01 - segValue * OidOctet1Modulus; hashcode = hashcode * 31 + (int) segValue; mArcs.add(segValue); current = 0; segValue = 0L; while (payload.hasRemaining()) { current = payload.get(); segValue |= current & Asn1Decoder.MoreData; if ((current & Asn1Decoder.MoreBit) == 0) { hashcode = hashcode * 31 + (int) segValue; mArcs.add(segValue); segValue = 0L; } else segValue <<= Asn1Decoder.MoreWidth; } if ((current & Asn1Decoder.MoreBit) != 0) throw new DecodeException("Illegal (end of) oid-encoding", payload.position()); mHashcode = hashcode; } public Asn1Oid(Long... arcs) { super(Asn1Decoder.TAG_OID, Asn1Class.Universal, false, -1); mArcs = Arrays.asList(arcs); int hashcode = 0; for (long arc : arcs) { hashcode = hashcode * 31 + (int) arc; } mHashcode = hashcode; } @Override public int hashCode() { return mHashcode; } @Override public boolean equals(Object thatObject) { return !(thatObject == null || thatObject.getClass() != Asn1Oid.class) && mArcs.equals(((Asn1Oid) thatObject).mArcs); } public String toOIDString() { StringBuilder sb = new StringBuilder(); boolean first = true; for (long arc : mArcs) { if (first) { first = false; } else { sb.append('.'); } sb.append(arc); } return sb.toString(); } @Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append(toOIDString()); String name = sOidMap.get(this); if (name != null) { sb.append(" (").append(name).append(')'); } return super.toString() + '=' + sb.toString(); } @Override public Collection<Asn1Object> getChildren() { throw new UnsupportedOperationException(); } public static final Asn1Oid PKCS7Data = new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 7L, 1L); public static final Asn1Oid PKCS7SignedData = new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 7L, 2L); // encoded as an IA5STRING type public static final Asn1Oid OidMacAddress = new Asn1Oid(1L, 3L, 6L, 1L, 1L, 1L, 1L, 22L); // encoded as an IA5STRING type public static final Asn1Oid OidImei = new Asn1Oid(1L, 3L, 6L, 1L, 4L, 1L, 40808L, 1L, 1L, 3L); // encoded as a BITSTRING type public static final Asn1Oid OidMeid = new Asn1Oid(1L, 3L, 6L, 1L, 4L, 1L, 40808L, 1L, 1L, 4L); // encoded as a PRINTABLESTRING type public static final Asn1Oid OidDevId = new Asn1Oid(1L, 3L, 6L, 1L, 4L, 1L, 40808L, 1L, 1L, 5L); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10040L, 4L, 1L), "algo_id_dsa"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10040L, 4L, 3L), "algo_id_dsawithsha1"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10045L, 2L, 1L), "algo_id_ecPublicKey"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10045L, 4L, 3L, 3L), "eccdaWithSHA384"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 1L), "algo_id_rsaEncryption"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 2L), "algo_id_md2WithRSAEncryption"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 4L), "algo_id_md5WithRSAEncryption"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 5L), "algo_id_sha1WithRSAEncryption"); //sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 11L), // "algo_id_sha256WithRSAEncryption"); static { sOidMap.put(new Asn1Oid(0L, 0L), "NullOid"); sOidMap.put(new Asn1Oid(0L, 9L, 2342L, 19200300L, 100L, 1L, 25L), "domComp"); sOidMap.put(OidMacAddress, "mac-address"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10040L, 4L, 1L), "algo_id_dsa"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10040L, 4L, 3L), "algo_id_dsawithsha1"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10045L, 2L, 1L), "algo_id_ecPublicKey"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10045L, 4L, 3L, 3L), "eccdaWithSHA384"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 10046L, 2L, 1L), "algo_id_dhpublicnumber"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 1L), "algo_id_rsaEncryption"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 2L), "algo_id_md2WithRSAEncryption"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 4L), "algo_id_md5WithRSAEncryption"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 5L), "algo_id_sha1WithRSAEncryption"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 1L, 11L), "algo_id_sha256WithRSAEncryption"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 7L), "pkcs7"); sOidMap.put(PKCS7Data, "pkcs7-data"); sOidMap.put(PKCS7SignedData, "pkcs7-signedData"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 9L, 1L), "emailAddress"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 9L, 7L), "challengePassword"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 1L, 9L, 14L), "extensionRequest"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 3L, 2L), "algo_id_RC2_CBC"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 3L, 4L), "algo_id_RC4_ENC"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 3L, 7L), "algo_id_DES_EDE3_CBC"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 3L, 9L), "algo_id_RC5_CBC_PAD"); sOidMap.put(new Asn1Oid(1L, 2L, 840L, 113549L, 3L, 10L), "algo_id_desCDMF"); sOidMap.put(new Asn1Oid(1L, 3L, 6L, 1L, 4L, 1L, 40808L, 1L, 1L, 2L), "id-kp-HS2.0Auth"); sOidMap.put(OidImei, "imei"); sOidMap.put(OidMeid, "meid"); sOidMap.put(OidDevId, "DevId"); sOidMap.put(new Asn1Oid(1L, 3L, 6L, 1L, 5L, 5L, 7L, 1L, 1L), "certAuthorityInfoAccessSyntax"); sOidMap.put(new Asn1Oid(1L, 3L, 6L, 1L, 5L, 5L, 7L, 1L, 11L), "certSubjectInfoAccessSyntax"); sOidMap.put(new Asn1Oid(1L, 3L, 14L, 3L, 2L, 26L), "algo_id_SHA1"); sOidMap.put(new Asn1Oid(1L, 3L, 132L, 0L, 34L), "secp384r1"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 3L), "x500_CN"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 4L), "x500_SN"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 5L), "x500_serialNum"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 6L), "x500_C"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 7L), "x500_L"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 8L), "x500_ST"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 9L), "x500_STREET"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 10L), "x500_O"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 11L), "x500_OU"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 12L), "x500_title"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 13L), "x500_description"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 17L), "x500_postalCode"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 18L), "x500_poBox"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 20L), "x500_phone"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 41L), "x500_name"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 42L), "x500_givenName"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 44L), "x500_genQual"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 43L), "x500_initials"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 46L), "x500_dnQualifier"); sOidMap.put(new Asn1Oid(2L, 5L, 4L, 65L), "x500_pseudonym"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 9L), "certSubjectDirectoryAttributes"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 14L), "certSubjectKeyIdentifier "); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 15L), "certKeyUsage"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 16L), "certPrivateKeyUsagePeriod"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 17L), "certSubjectAltName"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 18L), "certIssuerAltName"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 19L), "certBasicConstraints"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 30L), "certNameConstraints"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 31L), "certCRLDistributionPoints"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 32L), "certificatePolicies"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 33L), "certPolicyMappings"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 35L), "certAuthorityKeyIdentifier "); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 36L), "certPolicyConstraints"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 37L), "certExtKeyUsageSyntax"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 46L), "certFreshestCRL"); sOidMap.put(new Asn1Oid(2L, 5L, 29L, 54L), "certInhibitAnyPolicy"); sOidMap.put(new Asn1Oid(2L, 16L, 840L, 1L, 101L, 3L, 4L, 1L, 2L), "algo_id_aes128"); sOidMap.put(new Asn1Oid(2L, 16L, 840L, 1L, 101L, 3L, 4L, 1L, 22L), "algo_id_aes192"); sOidMap.put(new Asn1Oid(2L, 16L, 840L, 1L, 101L, 3L, 4L, 1L, 42L), "algo_id_aes256"); } }